Here's a new one: GCC was complaining about an only-used-in-asserts
*function*. Wrap the function in #ifndef NDEBUG.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@149259 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/LiveIntervalAnalysis.cpp b/lib/CodeGen/LiveIntervalAnalysis.cpp
index c491d49..8be14ee 100644
--- a/lib/CodeGen/LiveIntervalAnalysis.cpp
+++ b/lib/CodeGen/LiveIntervalAnalysis.cpp
@@ -797,7 +797,7 @@
   }
 }
 
-
+#ifndef NDEBUG
 static bool intervalRangesSane(const LiveInterval& li) {
   if (li.empty()) {
     return true;
@@ -814,6 +814,7 @@
 
   return true;
 }
+#endif
 
 template <typename DefSetT>
 static void handleMoveDefs(LiveIntervals& lis, SlotIndex origIdx,
@@ -1145,4 +1146,3 @@
 
   return LR;
 }
-